Common field effect transistor Slice field effect transistor
On 2018-08-28 17:24:04 in Relays
Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...
What is a Schottky diode? How to detect?
On 2018-10-26 15:54:21 in Relays
Schottky diode is a low-power, high-current,ultra-high-speed semiconductor device, reverse recovery time trr can be small to a few nanoseconds ...
Electret capacitive microphone
On 2018-11-01 14:19:07 in Relays
To measure the secondary coil of the output transformer,it can be measured directly with the two surface pen to check the output end of the city ...
Classification of capacitors
On 2018-10-30 11:59:35 in Relays
According to function.It can be divided into polyester capacitor,mica capacitor,high frequency ceramic capacitor,monolithic capacitor ...
Four wave soldering daily maintenance and maintenance knowledge
On 2018-10-30 11:01:43 in Relays
Four wave soldering daily maintenance and maintenance knowledge 1 regularly check the heating pipe voltage is normal,too high voltage will damage the heating pipe. ...
Variable capacitance diode, step recovery diode, bidirectional trigger diode
On 2018-08-24 10:57:12 in Relays
It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...
Is Replacing Old Mechanical Relays via PLCs a Good Idea?
On 2018-12-17 12:03:18 in Relays
Diode and transistor detection
On 2018-08-22 12:31:42 in Relays
In identifying and detecting common components, the resistance is the forward resistance of the diode. ...
What is a damped line output transistor?
On 2018-10-27 11:06:35 in Relays
The line output high power transistor with a damping transistor is a special tube in the output circuit of the television.Figure 6A shows the internal structure and equivalent circuit of the output transistor with damping line ...
The resistance between 2E and C
On 2018-10-27 11:00:40 in Relays
The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...
What is a transistor? What's the role?
On 2018-10-27 10:46:55 in Relays
Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...
Identification and detection of capacitance components
On 2018-08-22 12:26:48 in Relays
Inductors are usually classified by skeleton, winding, shielding, packing material, magnetic core or magnetic core. ...
What is the basic principle of sonar signal simulator based on DDS technology?
On 2021-03-20 11:13:27 in Relays
What is a transient voltage suppressor diode ( TVS )?
On 2018-10-26 16:57:28 in Relays
Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...
Plug-in of electronic components
On 2018-11-01 13:51:17 in Relays
Manual insertion and welding should be first inserted into those components that need to be mechanically fixed,such as the power device radiator,bracket,clip,etc,and then insert the need to weld fixed components. ...
What is the structure and main parameters of the electromagnetic relay?
On 2018-12-18 15:17:36 in Relays
Transistor FET
On 2018-08-24 11:08:36 in Relays
The appearance of the public field effect transistor is shown in Fig.First, the classification of FET. ...
Identification and detection of active resistance elements
On 2018-08-22 11:08:45 in Relays
What is a monochrome LED dot matrix display?
On 2018-10-29 15:27:20 in Relays
Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...
Different role of reed relay and solid state relay
On 2019-01-04 11:43:43 in Relays
Relay function
On 2018-12-06 13:48:23 in Relays
How to prevent solid-state relay and equipment failure!
On 2018-12-17 11:51:59 in Relays
How to Reduce the Power Consumption of the Relay
On 2018-12-28 11:03:22 in Relays
Integrated circuit socket
On 2018-08-24 10:46:22 in Relays
Connectors are used to connect cables or electronic devices that can be repeatedly connected and separated. ...
What is a reed pipe and dry reed relay and how to detect them?
On 2018-12-27 13:51:03 in Relays
What is a relay?
On 2018-12-15 15:06:06 in Relays
Main parameters of inductors
On 2018-08-22 12:34:29 in Relays
The main parameters of inductors include inductance, permissible deviation, quality factor, sectional capacitance and rated current. ...
Types and detection methods of switching devices
On 2018-11-01 16:57:50 in Relays
The switch is the component that completes the electrical connection and disconnection through a certain action,which is generally connected in series to realize the transmission and control of signal and electric energy ...
what is a solid state relay (SSR)?
On 2018-12-25 13:11:35 in Relays